Hayner Lake Dam is an earth dam located in Harnett County, North Carolina, built in 1837. It carries a Low hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 2,500 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Hayner Lake Dam
The primary purpose of Hayner Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. It impounds the East Mingo Creek near Falcon.
The dam stands 10 feet tall and stretches 2,500 feet across, creates a reservoir covering 40 acres, has a maximum storage capacity of 155 acre-feet, and collects water from a drainage area of 15 square miles. Completed in 1837, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 01/29/2008. That was over 18 years ago.
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Location
| State | North Carolina |
| County | Harnett |
| Nearest City | Falcon |
| River/Stream | East Mingo Creek |
| Coordinates | 35.34240, -78.53320 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 2,500 ft |
| Year Completed | 1837 (189 years old) |
Storage & Hydraulics
| NID Storage | 155 acre-ft |
| Max Storage | 155 acre-ft |
| Normal Storage | 129 acre-ft |
| Surface Area | 40 acres |
| Drainage Area | 15 sq mi |
| Max Discharge | 79 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner Type | Not Listed |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 01/29/2008 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NC01095 |
| Federal ID | NC01095 |
| More Info | State Dam Safety Program |